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****************************************************************************/

#ifndef QDECLARATIVEJSNODEPOOL_P_H

#define QDECLARATIVEJSNODEPOOL_P_H

//

//  W A R N I N G

//  -------------

//

// This file is not part of the Qt API.  It exists purely as an

// implementation detail.  This header file may change from version to

// version without notice, or even be removed.

//

// We mean it.

//

#include "private/qdeclarativejsglobal_p.h"

#include "private/qdeclarativejsmemorypool_p.h"

#include <QtCore/QHash>

#include <QtCore/QString>

QT_QML_BEGIN_NAMESPACE

namespace QDeclarativeJS {

namespace AST {

class Node;

} // namespace AST

class Code;

class CompilationUnit;

class Engine;

template <typename NodeType>

inline NodeType *makeAstNode(MemoryPool *storage)

{

    NodeType *node = new (storage->allocate(sizeof(NodeType))) NodeType();

    return node;

}

template <typename NodeType, typename Arg1>

inline NodeType *makeAstNode(MemoryPool *storage, Arg1 arg1)

{

    NodeType *node = new (storage->allocate(sizeof(NodeType))) NodeType(arg1);

    return node;

}

template <typename NodeType, typename Arg1, typename Arg2>

inline NodeType *makeAstNode(MemoryPool *storage, Arg1 arg1, Arg2 arg2)

{

    NodeType *node = new (storage->allocate(sizeof(NodeType))) NodeType(arg1, arg2);

    return node;

}

template <typename NodeType, typename Arg1, typename Arg2, typename Arg3>

inline NodeType *makeAstNode(MemoryPool *storage, Arg1 arg1, Arg2 arg2, Arg3 arg3)

{

    NodeType *node = new (storage->allocate(sizeof(NodeType))) NodeType(arg1, arg2, arg3);

    return node;

}

template <typename NodeType, typename Arg1, typename Arg2, typename Arg3, typename Arg4>

inline NodeType *makeAstNode(MemoryPool *storage, Arg1 arg1, Arg2 arg2, Arg3 arg3, Arg4 arg4)

{

    NodeType *node = new (storage->allocate(sizeof(NodeType))) NodeType(arg1, arg2, arg3, arg4);

    return node;

}

class QML_PARSER_EXPORT NodePool : public MemoryPool

{

public:

    NodePool(const QString &fileName, Engine *engine);

    virtual ~NodePool();

    Code *createCompiledCode(AST::Node *node, CompilationUnit &compilation);

    inline QString fileName() const { return m_fileName; }

    inline Engine *engine() const { return m_engine; }

#ifndef J_SCRIPT_NO_EVENT_NOTIFY

    inline qint64 id() const { return m_id; }

#endif

private:

    QHash<AST::Node*, Code*> m_codeCache;

    QString m_fileName;

    Engine *m_engine;

#ifndef J_SCRIPT_NO_EVENT_NOTIFY

    qint64 m_id;

#endif

private:

    Q_DISABLE_COPY(NodePool)

};

} // namespace QDeclarativeJS

QT_QML_END_NAMESPACE

#endif